parse_test.go

package fmtdate

import (
	"testing"
)

var tests = map[string]string{
	"D":           "3",
	"DD":          "03",
	"DDD":         "Sat",
	"DDDD":        "Saturday",
	"M":           "2",
	"MM":          "02",
	"MMM":         "Feb",
	"MMMM":        "February",
	"YY":          "07",
	"YYYY":        "2007",
	"hh":          "16",
	"mm":          "05",
	"ss":          "06",
	"hpm":         "03PM",
	"h:mm:sspm":   "03:05:06PM",
	"ZZZZ":        "-0700",
	"ZZZ":         "MST",
	"hh:mm:ss ZZ": "16:05:06 +01:00",
}

func TestParse(t *testing.T) {
	for format, value := range tests {
		date, err := Parse(format, value)
		if err != nil {
			t.Fatalf("error on parsing %#v: %s", format, err.Error())
		}
		// we rely on the working tests for Format here ;-)
		if Format(format, date) != value {
			t.Errorf("parsing %#v should return %#v, but returns %#v\n", format, value, Format(format, date))
		}
	}
}

func TestInvalid(t *testing.T) {
	_, err := Parse("x", "Sat")
	if err == nil {
		t.Errorf(`parsing "x" should return error, but does not`)
	}
}